Deraniyagala, P.E.P. (1937)
Some Miocene fishes from Ceylon. Ceylon Journal of Science, 20(3): 355–367,9 fig.

Hovestadt, D.C. & Hovestadt-Euler, M. (2013)
Generic Assessment and Reallocation of Cenozoic Myliobatinae based on new information of tooth, tooth plate and caudal spine morphology of extant taxa. Palaeontos, 24, 1–66